NSPS Notebook
Fossil-Fuel-Fired Steam Generators -  Subpart D

Applicability: eCFR Subpart D [ecfr.gov]

This subpart applies to:
  1. Any of the following that commence construction or modification after Aug 17, 1971:
    1. Fossil fuel-fired steam generating units > 73 MW (250 MMBtu/hr) heat input rate;
    2. Fossil fuel- and wood residue-fired steam generating units capable of firing fossil fuel at a heat input rate > 73 MW (250 MMBtu/hr).
Lignite-fired steam generating units that commenced construction or modification after December 22, 1976 are subject to some requirements (see 40 CFR 60.40(d)).

Not subject to this subpart:
  1. Any facility that commenced construction or modification on or before Aug 17, 1971
  2. Any facility subject to either NSPS Da or KKKK.
Known Sources in NDEE Jurisdiction:
Date of Original Final Rule: 6/14/74
Amendments Dates: 02/16/2012 (77 FR 9477)
01/20/2011 (76 FR 3522)
01/28/2009 (74 FR 5076)
06/13/2007 (72 FR 32710)
10/17/2000 (65 FR 61744)
02/12/1999 (64 FR 7464)
09/24/1996 (61 FR 49976)
12/19/1995 (60 FR 65415)
06/29/1995 (60 FR 33915)
02/14/1990 (55 FR 5212)
05/17/1989 (54 FR 21344)
02/14/1989 (54 FR 6662)
08/04/1987 (52 FR 28954)
11/25/1986 (51 FR 42727)
01/27/1983 (48 FR 3736)
11/24/1981 (46 FR 57498)
07/14/1980 (45 FR 47146)
12/28/1979 (44 FR 76787)
06/17/1979 (44 FR 33612)
03/07/1978 (43 FR 9278)
12/05/1977 (42 FR 61537)
07/25/1977 (42 FR 37936)
11/22/1976 (41 FR 51398)
10/06/1975 (40 FR 46256)
01/16/1975 (40 FR 2803)
State Regulations: Title 129, Chapter 18, Section 001.17
Federal Regulations: 40 CFR 60.40
Related Rules:

NSPS - 40 CFR Part 60

Subparts Da, Db, and Dc - Steam generating units

NESHAP - 40 CFR Part 63
Subpart DDDDD - Major Source Boilers & Process Heaters
Subpart JJJJJJ - Area Source Boilers
Subpart UUUUU - Electric Utilities
Regulations and Federal Registers: eCFR Subpart D [ecfr.gov]

(See attached file: D-Da-Db-Dc - Fed. Reg. 2012-02-16 - Final Rule.pdf)

(See attached file: D-Da-Db-Dc - Fed. Reg. 2011-01-20 - Direct Final and Proposal.pdf)

(See attached file: D-Da-Db-Dc - Fed. Reg. 2009-01-28 - Final Rule.pdf)

(See attached file: D-Da-Db-Dc - Fed. Reg. 2007-06-13 - Final Rule.pdf)

(See attached file: D-Db - Fed. Reg. 1986-11-25 - Final Rule.pdf)

SizeFile Name
1,312 KB D-Da-Db-Dc - Fed. Reg. 2012-02-16 - Final Rule.pdf
170 KB D-Da-Db-Dc - Fed. Reg. 2011-01-20 - Direct Final and Proposal.pdf
188 KB D-Da-Db-Dc - Fed. Reg. 2009-01-28 - Final Rule.pdf
454 KB D-Da-Db-Dc - Fed. Reg. 2007-06-13 - Final Rule.pdf
12,734 KB D-Db - Fed. Reg. 1986-11-25 - Final Rule.pdf
FAQs, Fact Sheets, and Rule Summaries: EPA's Energy, Engines and Combustion Rules Website -[epa.gov] - contains federal register notices and technical information

EPA Sponsored Combustion Portal [combustionportal.org] - Federal & state compliance information & sustainability content for combustion processes

Rule Flowchart - Texas CEQ [tceq.state.tx.us]

Other Information and Resources:
Notes:
Page Last Updated: 11/14/19